 Operator Theory, System Theory and Related Topics: The Moshe Livsic Anniversary Volume (Operator Theory: Advances and Applications)
 Spectral Theory of Linear Differential Operators and Comparison Algebras (London Mathematical Society Lecture Note Series) by Heinz Otto Cordes, 19870424
 Operator Theory and Arithmetic in $H^\infty$ (Mathematical Surveys and Monographs) by Hari Bercovici, 19881231
 Topics in Operator Theory: Ernst d Hellinger Memorial Volume (Operator Theory Advances and Applications) by L. De Branges, I. Gohberg, 19901102
 Spectral Theory of Ordinary Differential Operators (Mathematics and Its Applications) by Erich MullerPfeiffer, 19810204
 Algebraic Methods in Operator Theory
 Convolution Operators and Factorization of Almost Periodic Matrix Functions (Operator Theory: Advances and Applications, 131) by Albrecht Bottcher, Yuri I. Karlovich, et all 200205
 Approaches to Singular Analysis: A Volume of Advances in Partial Differential Equations (Operator Theory: Advances and Applications / Advances in Partial Differential Equations) (v. 125)
 Linear differential operators, Part 1: Elementary Theory of Linear Differential Operators by M. A Naimark, 1968
 Classes of Linear Operators (Operator Theory: Advances and Applications) (v. 1) by Israel Gohberg, Seymor Goldberg, et all 19901102
 Integral operators in the theory of linear partial differential equations (Ergebnisse der Mathematik und ihrer Grenzgebiete) by Stefan Bergman, 1961
 Elliptic Theory and Noncommutative Geometry: Nonlocal Elliptic Operators (Operator Theory: Advances and Applications / Advances in Partial Differential Equations) by Vladimir E. Nazaykinskiy, A. Yu. Savin, et all 20080623
 Analytic perturbation theory for matrices and operators (Mathematische Lehrbucher und Monographien) by Hellmut Baumgartel, 1984
 SchrÃ¶dinger Operators: With Applications to Quantum Mechanics and Global Geometry (Theoretical and Mathematical Physics) by Hans L. Cycon, Richard G. Froese, et all 19870306
